Answer / mehran

flow of the electrons is called current.
transfromer is not change frequency .but voltage step up.and down voltage.

how to understand the controling circuits example star- delta-starter controling daigram please let me know

3 Answers   GMR,

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WHAT IS THE DIFFERENCE BETWEEN AN ACB & mccb 7 WHAT IS THE CRITERIA WHEN TO USE WHICH OF THE TWO

0 Answers   Jk Tyres,

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why we are caling 440 volt 3 phase supply instead of 660 volt 3 phase supply? because each phase as a voltage of 220 volt. if anybody know the answer for my question please send it to my mail id. thank you.

3 Answers   College School Exams Tests, Jindal Steel and Power, JIOL, NEC,

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What is diference between ELCB & ELMCB?Also how its application for use in design area?

2 Answers  

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Why are transmission lines multiples of 11? Is it because of some historic reason ? Or is there a scientific base to it?

5 Answers  

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Describe the test procedure to determine the vector group

0 Answers   MPSEB,

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What happened when capacitor connect series in ac circuit?

0 Answers  

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Electrical breakdown strength of an insulating material depends on............?why because?

2 Answers  

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what is doubling factor in making current of a breaker?

0 Answers   BARC,

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I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?

0 Answers  

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What is RMU, and what it's function?

2 Answers  

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what are carbondioxide and dcp used in fire extinguishers

0 Answers  

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